le for existence will ensue, given the scenario described, and only a limited number of individuals will survive. It was this type of thinking from Malthus that helped form the ecological basis for the theory of natural selection associated with evolution.
For example, the old theory pertaining to why man invented agriculture has been because it was a difficult invention that, once implemented, spread rapidly from a single origin because it made life much easier and more secure.á Unfortunately, the advances made in cultural anthropology in the 20th century, has made this argument less viable and proven the real reasons were environment-centric.
In several parts of the world, archaeologists have accumulated evidence that the domestication of plants and animals had been a long, gradual process of change in which species found wild in local environments came slowly to resemble the domesticated forms of today (e.g., MacNeish 1978).á Similarl
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